{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease"], "input": "In the present study , we have observed mutations involving codon 50 in 11 of 37 pancreatic tumors ."}
{"Disease": ["pancreatic tumors"]}